发明名称 |
Methods of making glass wool blowing insulation |
摘要 |
The method comprises cutting a glass wool blanket with a circular cutting grid having elastomeric plugs in the grid spaces. The cut columns and the plugs are both compressed. The cut columns are ejected by expansion of the plugs.
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申请公布号 |
US4682523(A) |
申请公布日期 |
1987.07.28 |
申请号 |
US19860816484 |
申请日期 |
1986.01.06 |
申请人 |
OWENS-CORNING FIBERGLAS CORPORATION |
发明人 |
JOHNSON, ALAN R.;YAWBERG, RICHARD C. |
分类号 |
B26D3/18;B26D3/22;B26D7/18;C03B37/16;(IPC1-7):B26D7/08 |
主分类号 |
B26D3/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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